package com.isoft.controller;

import com.isoft.service.DfoeDfdlService;
import lombok.extern.slf4j.Slf4j;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
@Slf4j
@RestController
@RequestMapping("/api/flight/dfoe-dfdl")
public class DfoeDfdlController {
    private static final Logger logger = LoggerFactory.getLogger(DfoeDfdlController.class);

    @Autowired
    private DfoeDfdlService dfoeDfdlService;

    @PostMapping(value = "/upload",
            consumes = MediaType.MULTIPART_FORM_DATA_VALUE,
            produces = MediaType.APPLICATION_JSON_VALUE)
    public ResponseEntity<?> uploadDfoeDfdlFlightData(@RequestParam("file") MultipartFile file) {
        try {
            logger.info("Received DFOE-DFDL file upload request: {}", file.getOriginalFilename());

            if (file.isEmpty()) {
                return ResponseEntity.badRequest().body("{\"error\":\"File cannot be empty\"}");
            }

            if (!file.getOriginalFilename().toLowerCase().endsWith(".xml")) {
                return ResponseEntity.badRequest().body("{\"error\":\"Only XML files are supported\"}");
            }

            String result = dfoeDfdlService.parseAndSave(file);
            return ResponseEntity.ok("{\"message\":\"" + result + "\"}");
        } catch (Exception e) {
            logger.error("DFOE-DFDL file upload failed", e);
            return ResponseEntity.internalServerError()
                    .body("{\"error\":\"" + e.getMessage() + "\"}");
        }
    }
}